CN109407758A - A kind of equipment - Google Patents
A kind of equipment Download PDFInfo
- Publication number
- CN109407758A CN109407758A CN201811143529.3A CN201811143529A CN109407758A CN 109407758 A CN109407758 A CN 109407758A CN 201811143529 A CN201811143529 A CN 201811143529A CN 109407758 A CN109407758 A CN 109407758A
- Authority
- CN
- China
- Prior art keywords
- signal
- equipment
- area
- object identifying
- functional module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- 230000003287 optical effect Effects 0.000 claims abstract description 18
- 230000003190 augmentative effect Effects 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229920001621 AMOLED Polymers 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
- G06F1/1686—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being an integrated camera
Abstract
The invention discloses a kind of equipment, including display module and functional module group, the functional module group is for realizing Object identifying function, the functional module group can emit Object identifying signal to target object, and the Object identifying signal at least partly reflected by the target object is received through the display module, the functional module group includes signal projector, the signal projector includes light source and diffraction optical element, and the light source emits infrared structure light and/or floodlight as Object identifying signal by diffraction optical element.The element of partial function mould group is arranged in display area present device, can reduce the area of non-display area, so that equipment seems more beautiful, better user experience.
Description
Technical field
The present invention relates to 3-D image field of sensing technologies more particularly to a kind of equipment of better user experience.
Background technique
As technological progress and people's living standard improve, with mobile phone, tablet computer, smartwatch etc. is the equipment of representative
Gradually at indispensable part for people's lives.Currently, equipment has frivolous, large-size screen monitors development trends.It is existing to set
A part of non-display area need to be occupied for due to elements such as front cameras, so that occur having on the market being commonly called as " Liu Haiping "
Equipment.This non-display area design affects the beauty of equipment to a certain degree.And gradually with functions such as recognitions of face
Prevalence, corresponding Object identifying element are also required to occupy a part of non-display area in apparatus front panel.However, compared with multicomponent
Larger portion non-display area is occupied, so that existing equipment is not beautiful enough from the user's point of view, user experience is poor.
Summary of the invention
The purpose of the present invention is to provide a kind of equipment of better user experience.
One aspect of the present invention discloses a kind of equipment, including display module and functional module group, and the functional module group is used
In realizing Object identifying function, the functional module group can emit Object identifying signal to target object, and penetrate the display
Mould group receives the Object identifying signal at least partly reflected by the target object, and the functional module group includes signal transmitting
Device, the signal projector include light source and diffraction optical element, and the light source emits infrared knot by diffraction optical element
Structure light and/or floodlight are as Object identifying signal.
Further, the equipment can obtain the depth information of target object by the Object identifying signal, can use
It is identified in the 3D information of target object.
Further, the display module includes the display screen positioned at the equipment first area, the signal projector
Positioned at the second area of the equipment, the functional module group further includes the signal receiver positioned at the equipment first area.
It further, further include main body, the display module and functional module group are at least partially disposed in the main body, institute
It states signal receiver and the signal projector is arranged in the main body, wherein the signal receiver is close to described aobvious
Show that mould group is arranged, or is arranged with the display module interval.
Further, the light beam that light source emits can be split by the diffraction optical element is extended to multiple light beams works
For Object identifying signal, the Object identifying signal includes in one in irregular dot matrix, grid type, striped formula or coding type
Kind is a variety of.
Further, the beam spread that the diffraction optical element emits light source is illuminated at multiple basic covering fillings
The infrared floodlight in space.
Further, distance is 1mm-200mm between the signal projector and the signal receiver.
Further, the signal projector includes VCSEL or its array.
Further, the first area is region of the front of the equipment for display, and the second area is institute
State part of the front except the first area of equipment.
Further, the functional module group further includes the front camera for either statically or dynamically shooting, described preposition to take the photograph
As head is arranged in second area.
Further, the functional module group further includes in loudspeaker, microphone, ambient light sensor or floodlight transmitter
It is one or more.
Further, the equipment be smart phone, tablet computer, smartwatch, augmented reality/virtual reality device,
One of autonomous driving vehicle or intelligent robot.
Compared to the prior art, present device is believed by receiving the Object identifying of object reflection in display area part
Number, to realize Object identifying function, such as recognition of face etc..Present device is by the element setting of partial function mould group aobvious
Show region, the area of non-display area can be reduced, so that equipment seems more beautiful, better user experience.
Detailed description of the invention
Fig. 1-Fig. 4 is the schematic diagram of one embodiment of present device；
Fig. 5 is the schematic diagram of another embodiment of present device；
Fig. 6 is the schematic diagram of another embodiment of present device；
Fig. 7 is the schematic diagram of another embodiment of present device；
Fig. 8 is the schematic diagram of another embodiment of present device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1 and Fig. 2, in one embodiment of the present of invention, equipment 10 includes main body 11, is at least partially disposed in institute
State the display module 12 and functional module group 13 in main body 11.The display module 12 can be used for showing picture or receive user's operation
Instruction.The functional module group 13 can be used for realizing Object identifying function.The functional module group 13 can emit Object identifying signal
Onto extraneous target object, and at least partly reflected by the target object through the display module 12 reception it is described right
As identification signal.
In the present embodiment, the equipment 10 is believed by three-dimensional (3D) depth that the Object identifying signal can obtain object
Breath can be used for the 3D information identification of object, such as 3D recognition of face or 3D object identification.The present invention other or change embodiment
In, equipment can also obtain the 2D information of object by Object identifying signal, and be identified.In the present embodiment, the function
Mould group 13 can also be used in tableaux or dynamic video shooting.
The display module 12 includes the display screen positioned at 10 first area of equipment, and the functional module group 13 includes position
In the front camera 14 and signal projector 15 of 10 second area of equipment.The first area and second area constitute
The front of the equipment 10, the front can be used for user and read and operate.The functional module group 13 further includes being located at described the
The signal receiver 16 in one region.The signal projector 15 emits on Object identifying signal to target object, such as face.Institute
It states signal receiver 16 and receives the Object identifying signal at least partly reflected from target object.In the present embodiment, firstth area
Domain is region of the front of the equipment 10 for display, that is, corresponds to the region of display screen, can be described as " display area "；Described
Two regions are 11 front of main body except the part of the first area, can be described as " non-display area ".In the present embodiment, institute
It states second area and is at least partially disposed at the positive top center of the main body 11.The front camera 14 can be used for tableaux
Or dynamic video shooting.
As shown in Fig. 2, the Object identifying signal is emitted on face from the signal projector 15, simultaneously by face reflection
The signal receiver 16 is reached across the display module 12 and is received by the signal receiver 16.
In the present embodiment, the signal projector 15 is infrared transmitter, and the signal receiver 16 is that infrared light connects
Receive device.The Object identifying signal is infrared signal, for example, 800nm to the infrared light of 1000nm wavelength, especially 850nm or
940nm.The display module 12 has certain light transmittance, can be connect by the signal after display module 12 described in infrared light
Device 16 is received to receive, identify.The present invention other or change embodiment in, the Object identifying signal can also be light wave, electromagnetic wave
Signal, sound wave or ultrasonic signal etc..
In the embodiment or some change embodiments, the signal projector 15 includes light source and diffraction optical element
(DOE, Diffraction Optical Element).Infrared beam can be improved in the light source, and the light source can be VCSEL
(Vertical Cavity Surface Emitting Laser), the light source emits infrared knot by diffraction optical element
Structure light and/or floodlight are as Object identifying signal.The light beam that light source emits can be split expansion by the diffraction optical element
Multiple light beams are transformed into as Object identifying signal.Object identifying signal is such as, but not limited to pattern beam.The pattern beam example
It is such as in irregular dot matrix, grid type, striped formula or coding type pattern.The diffraction optical element can also emit light source
Beam spread the infrared floodlights in illuminated space, each region light distribution base in illuminated space are filled at multiple basic coverings
This is uniformly.
In other embodiment of the present invention, the light source of the signal projector 15 be can be by multiple VCSEL light sources not
The VCSEL array of regularly arranged composition.The signal projector 15 further include setting the light source and diffraction optical element it
Between lens group, the lens group can be used for assembling or the light beam of divergent light source transmitting, and diffraction optical element is further to passing through
The light beam of lens group is extended, and generates the structure light or floodlight with speckle pattern.
In the present embodiment, the signal receiver 16 is arranged in the main body 11, and the one of the neighbouring display module 12
Side setting.The signal receiver 16 is for example close to 12 bottom surface of the display module setting.The signal projector 15 and preposition
Camera 14 is arranged in the main body 11.Certainly, ground is changed, the signal receiver 16 can also with the display module 12
Interval setting, Object identifying signal may pass through the display module 12, and to be incident on the signal receiver 16 also possible.
The display module 12 includes substrate and the pixel electrode being disposed on the substrate, and the setting of signal receiver 16 exists
Below the substrate of the display module 12.
In the present embodiment, the equipment 10 substantially has cubic shaped.The display screen of the display module 12 is to touch
Control display screen, OLED screen, AMOLED screen etc..
In the present embodiment, the Object identifying signal can be 3d space structure light or 3D time structure light (such as using
TOF technology) signal.The present invention other or change embodiment in, the functional module group 13 can also include loudspeaker, microphone,
Ambient light sensor, floodlight transmitter etc..The equipment 10 can be smart phone, tablet computer or smartwatch etc..
Referring to Fig. 3, the signal receiver 16 includes sensor 161 and camera lens 162.Infrared irradiation is to the camera lens
It 162 and is converged on the sensor 161.Referring to Fig. 4, in the present embodiment, the signal projector 15 and the signal
Distance is D, size 1mm-200mm between receiver 16.
In other embodiments of the invention, signal projector and signal receiver can be separately positioned on the first area and
The different location in two regions, such as signal projector can be set above or below front camera, also can be set preceding
It sets on the left of camera or right side, also or both the edge of relative device is arranged at an angle.Signal receiver can be set
In first area any position.First area and the position of second area can also have different settings, such as second area is extremely
The positive any position of main body can be partially located at, the first area is the region for display, institute's second area
It is the front except the part of the first area.
Referring to Fig. 5, the equipment 20 of another embodiment of the present invention includes main body 21, the display being arranged in the main body 21
Mould group 22 and functional module group 23.The display module 22 can be used for showing picture or receive user operation instruction.The function mould
Group 23 can be used for realizing Object identifying function.The functional module group 23 can emit Object identifying signal to extraneous target object
On, and the Object identifying signal at least partly reflected by the target object is received through the display module 22.
The display module 22 includes the display screen that the positive first area of the equipment 20 is arranged in, the functional module group
13 include the front camera 24 and signal projector 25 that the positive second area of the equipment 20 is arranged in.The functional module group
23 further include the signal receiver 26 being arranged in the display module 22.The signal projector 25 emits Object identifying signal
Onto target object, such as face.The signal receiver 26 receives the Object identifying letter at least partly reflected from target object
Number.The Object identifying signal is emitted on face from the signal projector 25, is reflected by face and is passed through the display mould
Group 22 reaches the signal receiver 26 and is received by the signal receiver 26.In the present embodiment, the signal receiver 26
The display module 22 is set adjacent to the side of the main body 21.The signal receiver 26 is close to 22 bottom of display module
Face setting is spaced setting with the display module 22.
Referring to Fig. 6, equipment 30 includes display module 32 and functional module group 33, described in another embodiment of the present invention
Display module 32 is located at the positive display area of the equipment 30, and the functional module group 33 is located at the positive of the equipment 30
Non-display area, the non-display area are at least partially situated among the positive lower part of the equipment 30.
In other embodiments of the invention, the non-display area can also be set as needed the equipment it is positive its
His position, such as the frontal left of equipment is set, right side or centre etc..
In the present embodiment, the equipment 30 can be smart phone, tablet computer, smartwatch, augmented reality/virtual existing
Real (AR/VR) device, autonomous driving vehicle or intelligent robot etc..
Referring to Fig. 7, equipment includes signal receiver 410 in another embodiment of the present invention, the signal receiver 410
Object identifying signal is received through an element 420.The equipment further includes signal projector 430, the Object identifying signal by
The signal projector 430 is emitted on target object and reflects, and then penetrates the element and is received by the signal
Device receives.In the present embodiment, the Object identifying signal is infrared light.Object identifying signal characteristics of objects for identification,
Such as the Object identifying signal can be 3D structure light, can be used to identify face or other objects.The element is that can wear
The element of saturating infrared ray is particularly a kind of display screen penetrated for infrared light.In the present embodiment, the display screen is
OLED or AMOLED display screen, the signal projector 430 include VCSEL.
Compared to the prior art, present device is believed by receiving the Object identifying of object reflection in display area part
Number, to realize Object identifying function, such as recognition of face etc..Present device is by the element setting of partial function mould group aobvious
Show region, the area of non-display area can be reduced, so that equipment seems more beautiful, better user experience.
In addition to equipment described in the respective embodiments described above, this application involves 3D detection technology be also applicable in it is other suitable
In the equipment of type, such as but be not limited to smart home, vehicle electronics product, financial terminal, robot etc..
In addition, ground is changed, in some embodiments, what signal projector was also possible to be omitted, signal receiver
The Object identifying signal of characteristics of objects for identification is received through an element.For example, signal receiver reception environment light is also can
With.The element is, for example, the display screen of energy light-transmitting line, for example OLED display screen or Mini-LED or Micro-LED are shown
Display screen.
Further, the signal projector of the respective embodiments described above be also can be similarly disposed at display area, such as
The back side or inside of display screen are set.
Referring to Fig. 8, equipment 50 includes display screen 52, front camera 53, signal transmitting in another embodiment of the present invention
Device 55 and signal receiver 56.The signal projector 55 and the signal receiver 56 are arranged in the equipment 50.This reality
It applies in example, the signal projector 55 and the signal receiver 56 are arranged at 52 back side of display screen, are close to the display
Screen 52 or the interval display screen 52 are arranged.In other embodiments, signal projector 55 and the setting of signal receiver 56 are aobvious
Inside display screen 52.
The equipment 50 includes the front read and operated for user, and the display screen 52 occupies the positive display
Region, the front are non-display area except the part outside the display area.The front camera 53 is located at described set
Standby 50 positive non-display area.
The display screen 52 can be used for showing that image frame, the front camera 53 can receive external visual light imaging.
The signal projector 55 can be used for emitting Object identifying signal through the display screen 52, and the signal receiver 56 can be used for
The Object identifying signal of target object reflection is received through the display screen 52.By identifying the Object identifying signal received,
The equipment 50 can obtain the three-dimensional depth information of target object, and then realize and the 3D of target object is detected and/or identified.
In the present invention other or change embodiment, the signal projector 55 or signal receiver 56 can also have as follows
Setting: the signal projector 55 and signal receiver 56 are located at the non-display area；The signal projector 55 is located at non-
Display area, the signal receiver 56 are located at display area；The signal projector 55 is located at display area, and the signal connects
It receives device 56 and is located at non-display area.
" length " that is likely to occur in description of the invention, " width ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship, be merely for convenience of description the embodiment of the present invention and simplify description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Term used in claims, which should not be construed as to invent, is limited to this explanation
Specific embodiment disclosed in book.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (12)
1. a kind of equipment, including display module and functional module group, the functional module group is for realizing Object identifying function, the function
Energy mould group can emit Object identifying signal to target object, and receive through the display module at least partly by the target
The Object identifying signal of object reflection, the functional module group includes signal projector, and the signal projector includes light source
And diffraction optical element, the light source emit infrared structure light and/or floodlight as Object identifying by diffraction optical element
Signal.
2. equipment according to claim 1, which is characterized in that the equipment can be obtained by the Object identifying signal
The depth information of target object can be used for the 3D information identification of target object.
3. equipment according to claim 1, which is characterized in that the display module includes being located at the equipment first area
Display screen, the signal projector is located at the second area of the equipment, and the functional module group further includes being located at the equipment
The signal receiver of first area.
4. equipment according to claim 3, which is characterized in that further include main body, the display module and functional module group are extremely
Small part is arranged on the body, and the signal receiver and the signal projector are arranged in the main body, wherein
The signal receiver is close to the display module setting, or is arranged with the display module interval.
5. equipment according to claim 1, which is characterized in that the light beam that the diffraction optical element can emit light source
It is split and is extended to multiple light beams as Object identifying signal, the Object identifying signal includes in irregular dot matrix, grid
One of formula, striped formula or coding type are a variety of.
6. equipment according to claim 1, which is characterized in that the beam spread that the diffraction optical element emits light source
The infrared floodlight in illuminated space is filled at multiple basic coverings.
7. equipment according to claim 3, which is characterized in that the spacing of the signal projector and the signal receiver
From for 1mm-200mm.
8. equipment according to claim 5 or 6, which is characterized in that the signal projector includes VCSEL or its array.
9. equipment according to claim 3, which is characterized in that the first area is the front of the equipment for showing
Region, the second area be the equipment front except the first area part.
10. equipment according to claim 3, which is characterized in that the functional module group further includes for either statically or dynamically clapping
The front camera taken the photograph, the front camera are arranged in second area.
11. equipment according to claim 3, which is characterized in that the functional module group further includes loudspeaker, microphone, ring
One or more of border optical sensor or floodlight transmitter.
12. -11 any equipment according to claim 1, which is characterized in that the equipment be smart phone, tablet computer,
One of smartwatch, augmented reality/virtual reality device, autonomous driving vehicle or intelligent robot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143529.3A CN109407758A (en) | 2018-09-28 | 2018-09-28 | A kind of equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811143529.3A CN109407758A (en) | 2018-09-28 | 2018-09-28 | A kind of equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109407758A true CN109407758A (en) | 2019-03-01 |
Family
ID=65466420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811143529.3A Withdrawn CN109407758A (en) | 2018-09-28 | 2018-09-28 | A kind of equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109407758A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191267A (en) * | 2019-06-21 | 2019-08-30 | Oppo广东移动通信有限公司 | Terminal device and structured light mould group |
| CN114402255A (en) * | 2019-08-19 | 2022-04-26 | 辛纳普蒂克斯公司 | Light source of camera |
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| CN105571521A (en) * | 2015-12-11 | 2016-05-11 | 杭州东尚光电科技有限公司 | Laser three-dimensional detection device realized by utilizing diffractive optical element and detection method thereof |
| CN107888726A (en) * | 2017-11-22 | 2018-04-06 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| CN107967025A (en) * | 2017-11-22 | 2018-04-27 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| CN108496172A (en) * | 2018-04-18 | 2018-09-04 | 深圳阜时科技有限公司 | Electronic equipment and its personal identification method |
| CN108551503A (en) * | 2018-04-25 | 2018-09-18 | 北京小米移动软件有限公司 | A kind of optical device module and mobile terminal |
| CN209044429U (en) * | 2018-09-28 | 2019-06-28 | 深圳阜时科技有限公司 | A kind of equipment |
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2018
- 2018-09-28 CN CN201811143529.3A patent/CN109407758A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571521A (en) * | 2015-12-11 | 2016-05-11 | 杭州东尚光电科技有限公司 | Laser three-dimensional detection device realized by utilizing diffractive optical element and detection method thereof |
| CN107888726A (en) * | 2017-11-22 | 2018-04-06 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| CN107967025A (en) * | 2017-11-22 | 2018-04-27 | 广东欧珀移动通信有限公司 | Display screen component and electronic equipment |
| CN108496172A (en) * | 2018-04-18 | 2018-09-04 | 深圳阜时科技有限公司 | Electronic equipment and its personal identification method |
| CN108551503A (en) * | 2018-04-25 | 2018-09-18 | 北京小米移动软件有限公司 | A kind of optical device module and mobile terminal |
| CN209044429U (en) * | 2018-09-28 | 2019-06-28 | 深圳阜时科技有限公司 | A kind of equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191267A (en) * | 2019-06-21 | 2019-08-30 | Oppo广东移动通信有限公司 | Terminal device and structured light mould group |
| CN114402255A (en) * | 2019-08-19 | 2022-04-26 | 辛纳普蒂克斯公司 | Light source of camera |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190301 |
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| WW01 | Invention patent application withdrawn after publication |